147472780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{271}}^1$

素因数の和:336

約数の個数: 144

約数和(自身を含む): 401393664

約数和(自身を除く): 253920884

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 23, 26, 28, 35, 46, 52, 65, 70, 91, 92, 115, 130, 140, 161, 169, 182, 230, 260, 271, 299, 322, 338, 364, 455, 460, 542, 598, 644, 676, 805, 845, 910, 1084, 1183, 1196, 1355, 1495, 1610, 1690, 1820, 1897, 2093, 2366, 2710, 2990, 3220, 3380, 3523, 3794, 3887, 4186, 4732, 5420, 5915, 5980, 6233, 7046, 7588, 7774, 8372, 9485, 10465, 11830, 12466, 14092, 15548, 17615, 18970, 19435, 20930, 23660, 24661, 24932, 27209, 31165, 35230, 37940, 38870, 41860, 43631, 45799, 49322, 54418, 62330, 70460, 77740, 81029, 87262, 91598, 98644, 108836, 123305, 124660, 136045, 162058, 174524, 183196, 218155, 228995, 246610, 272090, 320593, 324116, 405145, 436310, 457990, 493220, 544180, 567203, 641186, 810290, 872620, 915980, 1053377, 1134406, 1282372, 1602965, 1620580, 2106754, 2268812, 2836015, 3205930, 4213508, 5266885, 5672030, 6411860, 7373639, 10533770, 11344060, 14747278, 21067540, 29494556, 36868195, 73736390, 147472780]

約数ペア:

[(1, 147472780), (2, 73736390), (4, 36868195), (5, 29494556), (7, 21067540), (10, 14747278), (13, 11344060), (14, 10533770), (20, 7373639), (23, 6411860), (26, 5672030), (28, 5266885), (35, 4213508), (46, 3205930), (52, 2836015), (65, 2268812), (70, 2106754), (91, 1620580), (92, 1602965), (115, 1282372), (130, 1134406), (140, 1053377), (161, 915980), (169, 872620), (182, 810290), (230, 641186), (260, 567203), (271, 544180), (299, 493220), (322, 457990), (338, 436310), (364, 405145), (455, 324116), (460, 320593), (542, 272090), (598, 246610), (644, 228995), (676, 218155), (805, 183196), (845, 174524), (910, 162058), (1084, 136045), (1183, 124660), (1196, 123305), (1355, 108836), (1495, 98644), (1610, 91598), (1690, 87262), (1820, 81029), (1897, 77740), (2093, 70460), (2366, 62330), (2710, 54418), (2990, 49322), (3220, 45799), (3380, 43631), (3523, 41860), (3794, 38870), (3887, 37940), (4186, 35230), (4732, 31165), (5420, 27209), (5915, 24932), (5980, 24661), (6233, 23660), (7046, 20930), (7588, 19435), (7774, 18970), (8372, 17615), (9485, 15548), (10465, 14092), (11830, 12466)]